FNUS71 KPBZ 101906
FWSPBZ

SPOT FORECAST FOR PORKEY HEIGHTS RX...U.S. FOREST SERVICE ANF
NATIONAL WEATHER SERVICE PITTSBURGH PA
306 PM EDT TUE MAY 10 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A SOUTHEASTWARD MOVING UPPER LEVEL DISTURBANCE HAS GENERATED
HIGH CLOUDS ACROSS THE UPPER OHIO VALLEY, THAT CAN RESTRICT
SUNSHINE AT TIMES. A SLOWLY EASTWARD MOVING MIDWEST WARM FRONT
MAY PROVIDE SCATTERED SHOWERS TO PARTS OF EAST CENTRAL OHIO INTO
EVENING.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........89 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2100-4000 FT AGL...INCREASING TO 2900-4700 FT
                    AGL EARLY IN THE AFTERNOON...THEN DECREASING TO
                    400-1800 FT AGL LATE IN THE EVENING.
TRANSPORT WINDS.....SOUTHEAST 12 TO 13 MPH.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......500-2100 FT AGL...INCREASING TO 4300-4900 FT
                    AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....AROUND 54.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS AFTER
                    MIDNIGHT.
CHANCE OF PCPN......20 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3200-4800 FT AGL...DECREASING TO 700-800 FT
                    AGL.
TRANSPORT WINDS.....SOUTH AROUND 12 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). A CHANCE OF
                    SHOWERS AND THUNDERSTORMS.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........44 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 7 MPH. GUSTS UP TO 20 MPH IN
                    THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS.
CHANCE OF PCPN......40 PERCENT.
LAL.................3.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......700-2500 FT AGL...INCREASING TO 3000-4000 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 14 MPH.

$$
FORECASTER...22
REQUESTED BY...GARY KOLESAR
TYPE OF REQUEST...PRESCRIBED
.TAG 20110511.PORKE.01/PBZ